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Paper 2 – Problem Solving Approach -Practical
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Olevel : Computer Science 2210 / IGCSE 0478 : Recorded

Q1. Simple Output Procedure (4 marks)

Write a procedure named DisplayWelcome that displays the message “Welcome to Computer Science”.
Show how the procedure is called from the main program.

Q2. Procedure with Parameters (6 marks)

Write a procedure named DisplayTotal that:

  • Accepts two integer parameters

  • Calculates their sum

  • Displays the result

Show a suitable procedure call.

Q3. Procedure for Validation (7 marks)

Write a procedure named CheckAge that:

  • Accepts a person’s age as a parameter

  • Displays “Eligible” if the age is 18 or above

  • Displays “Not Eligible” otherwise

Q4. Procedure Using a Loop (8 marks)

Write a procedure named PrintNumbers that:

  • Accepts an integer parameter N

  • Uses a loop to display numbers from 1 to N

Q5. Procedure Using an Array (10 marks)

Write a procedure named DisplayArray that:

  • Accepts an array of integers and its size as parameters

  • Displays all elements of the array using a loop

Exam Reminder for 2210 Students

  • Procedures do not return a value

  • Use parameters correctly

  • Clearly show the procedure call

  • Use correct pseudocode structure

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